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Finding the Fourth Proportional to 412,613.22, 618,952.62 and 175,957.92

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Solution

The fourth proportional to 412,613.22, 618,952.62 and 175,957.92 is: 263,950.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,613.22 : 618,952.62 = 175,957.92 : x
  2. Step 2: Convert to fraction form
    412,613.22/618,952.62 = 175,957.92/x
  3. Step 3: Cross multiply
    412,613.22x = 618,952.62 × 175,957.92
  4. Step 4: Simplify right side
    412,613.22x = 108,909,615,593.75
  5. Step 5: Solve for x
    x = 108,909,615,593.75/412,613.22
  6. Step 6: Final answer
    x = 263,950.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.